Table 2. Rates of death and Loss to follow-up.

	Death			Loss to follow-up
	Events	Person-years	Rate (95% CI) per 100 person-years	Events	Person time (years)	Rate (95% CI) per 100 person-years
Young adolescents	12	336	3.6 (2.0–6.3)	14	336	4.2 (2.5–7.0)
Adolescents	6	111	5.4 (2.4–12.1)	12	111	10.9 (6.2–19.1)
Young adults	11	166	6.6 (3.7–11.9)	28	166	16.8 (11.6–24.3)
Adults	45	582	7.7 (5.8–10.4)	45	582	7.7 (5.8–10.4)
Total	74	1200	6.2 (4.9–7.7)	99	1200	8.3 (6.8–10.1)